JPS6140005B2 - - Google Patents
Info
- Publication number
- JPS6140005B2 JPS6140005B2 JP54167855A JP16785579A JPS6140005B2 JP S6140005 B2 JPS6140005 B2 JP S6140005B2 JP 54167855 A JP54167855 A JP 54167855A JP 16785579 A JP16785579 A JP 16785579A JP S6140005 B2 JPS6140005 B2 JP S6140005B2
- Authority
- JP
- Japan
- Prior art keywords
- hot metal
- blowing
- converter
- blowing converter
- reaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000002184 metal Substances 0.000 claims description 35
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 238000007664 blowing Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 18
- 238000011282 treatment Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000012159 carrier gas Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000006477 desulfuration reaction Methods 0.000 claims description 5
- 230000023556 desulfurization Effects 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 5
- 238000005261 decarburization Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 238000007670 refining Methods 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 229910000805 Pig iron Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910001327 Rimmed steel Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16785579A JPS5690914A (en) | 1979-12-24 | 1979-12-24 | Molten iron treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16785579A JPS5690914A (en) | 1979-12-24 | 1979-12-24 | Molten iron treatment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5690914A JPS5690914A (en) | 1981-07-23 |
| JPS6140005B2 true JPS6140005B2 (cs) | 1986-09-06 |
Family
ID=15857333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16785579A Granted JPS5690914A (en) | 1979-12-24 | 1979-12-24 | Molten iron treatment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5690914A (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5953612A (ja) * | 1982-09-22 | 1984-03-28 | Nippon Steel Corp | 気体酸素と脱燐剤の同時浴面下吹込み脱燐方法 |
| JP5489790B2 (ja) * | 2010-03-09 | 2014-05-14 | 株式会社神戸製鋼所 | 溶銑脱珪方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199613A (cs) * | 1975-01-23 | 1976-09-02 | Uss Eng & Consult | |
| JPS5432118A (en) * | 1977-08-17 | 1979-03-09 | Sumitomo Metal Ind Ltd | Manufacture of ultra low carbon steel |
-
1979
- 1979-12-24 JP JP16785579A patent/JPS5690914A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199613A (cs) * | 1975-01-23 | 1976-09-02 | Uss Eng & Consult | |
| JPS5432118A (en) * | 1977-08-17 | 1979-03-09 | Sumitomo Metal Ind Ltd | Manufacture of ultra low carbon steel |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5690914A (en) | 1981-07-23 |
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